Scatter Plots Quiz

What is the type of correlation?

• Negative 
• no association
• positive 

What type of correlation does this scatter plot show?

• positive linear association
• negative linear association
• no association
• nonlinear association

What type of association does this graph have?

• positive and linear

• negative and linear

• none

• ice cream!

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 140 pages. 

• 12 chapters
• 19 chapters
• 14 chapters
• 21 chapters

identify the outlier

• 95, 100

• 100, 30
• there is no outlier
• 100, 30

Choose the graph with a trend line that best fits the data.

• graph 1

• graph 2

• graph 3

• graph 4

As the age of the car increases, its value decreases. Which scatter plot represents this relationship?

• A
• B
• C
• D

For which scatter plot would the line of best fit be represented by the equation y = ½x + 2?

There isn't a point on the y-intercept, so you will need to imagine where a trend line would be to figure it out!

• Graph A
• Graph B
• Graph C
• Graph D

The equation of the line of best fit is y= 1/2x +1

How many laps can a bicycle make around the park in 23 minutes?

• 44 laps

• 12 1/2 laps

• 23 laps

Make a prediction for a resting heart rate after 6 hours of exercise a week.

• 6
• 50
• 55
• 59